Segment: Enduro/Offroad
Production years: 2005, 2006
The 2005 WR250F is a quarter-liter off-road machine which can be seen battling for top positions in numerous competitions. A racing-class bike the WR250F comes with titanium valves, beefy 48mm forks, a narrow, aggressive seat and a special cylinder design to max out performance.
Yamaha adds a revised air intake system, smooth, progressive feel for the adjustable clutch, ample radiators and strong Excel rims, as well as Sun Star racing-class sprockets for dependable performance.
engine specs | Type: | Liquid-cooled, 5 titanium valves, DOHC, 4-stroke w/titanium valves | Displacement: | 249 cm3 | Bore X Stroke: | 3.0x2.1 in OR 76 mm | Compression Ratio: | 12.5:1 | Horsepower: | -/- KW(hp)/RPM | Torque: | 19/9000 lb-ft/RPM OR 26/9000 Nm/RPM | Fuel System: | 37mm Keihin FCR MX37 flat-slide carburetor w/throttle position sensor |
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transmission specs | Gearbox: | 5-speed, manual, wide ratio | Clutch: | Wet multi-disc, manual | Primary Drive: | - | Final Drive: | #520 O-ring chain |
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chassis specs | Frame: | Steel | Front Suspension: | 48mm Kayaba inverted telescopic fork w/adjustable compression and rebound damping; 11.8 in. travel | Rear Suspension: | Adjustable link monocross, Kayaba | Front Brake: | 250mm floating disc | Rear Brake: | 245mm disc |
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dimension specs | Overall Length: | 86.2 in OR 2189 mm | Overall Width: | 32.7 in OR 831 mm | Seat Height: | 38.8 in OR 986 mm | Wheelbase: | 57.9 in OR 1471 mm | Ground Clearance: | - | Weight: | 231 lbs OR 105 kg | Fuel Capacity: | 2.1 gallons OR 7.9 L |
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tyres specs | Front: | 80/100-21 | Rear: | 100/100-18 |
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